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Examples/DeferredShading: Fix lighting shader 

distance is now an intrinsic
This commit is contained in:
SirLynix 2023-01-28 11:14:52 +01:00
parent c0024dfa34
commit 60c00068ca
1 changed files with 3 additions and 3 deletions
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6
assets/shaders/lighting.nzsl
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@ -90,15 +90,15 @@ fn main(input: VertIn) -> VertOut
fn compute_attenuation(worldPos: vec3[f32], normal: vec3[f32]) -> f32
{
let distance = length(lightParameters.position - worldPos);
let dis = distance(lightParameters.position, worldPos);
let posToLight = (lightParameters.position - worldPos) / distance;
let posToLight = (lightParameters.position - worldPos) / dis;
let lambert = dot(normal, posToLight);
let curAngle = dot(lightParameters.direction, -posToLight);
let innerMinusOuterAngle = lightParameters.innerAngle - lightParameters.outerAngle;
let attenuation = max(1.0 - distance * lightParameters.invRadius, 0.0);
let attenuation = max(1.0 - dis * lightParameters.invRadius, 0.0);
attenuation = attenuation * lambert * max((curAngle - lightParameters.outerAngle) / innerMinusOuterAngle, 0.0);
return attenuation;